All lists will have a trailing backslash (query parameters go after the slash however). For example:
List of work orders and a list of work orders that are in a designated filter
http://restapi.lucity.net/gbaMS/Work/WorkOrders.svc/
http://restapi.lucity.net/gbaMS/Work/WorkOrders.svc/?FilterId=123
List of available code types for MainTaskCode
http://restapi.lucity.net/gbaMS/Work/WorkOrders.svc/MainTaskCode/